feat: add tagging functionality

to entries model and related migrations

config/tags.php

@@ -0,0 +1,28 @@
+<?php
+
+return [
+
+    /*
+     * The given function generates a URL friendly "slug" from the tag name property before saving it.
+     * Defaults to Str::slug (https://laravel.com/docs/master/helpers#method-str-slug)
+     */
+    'slugger' => null,
+
+    /*
+     * The fully qualified class name of the tag model.
+     */
+    'tag_model' => Spatie\Tags\Tag::class,
+
+    /*
+     * The name of the table associated with the taggable morph relation.
+     */
+    'taggable' => [
+        'table_name' => 'taggables',
+        'morph_name' => 'taggable',
+
+        /*
+         * The fully qualified class name of the pivot model.
+         */
+        'class_name' => Illuminate\Database\Eloquent\Relations\MorphPivot::class,
+    ]
+];